Class: Rack::AI::Features::Enhancement

Inherits:
Object
  • Object
show all
Defined in:
lib/rack/ai/features/enhancement.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(provider, config) ⇒ Enhancement

Returns a new instance of Enhancement.



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# File 'lib/rack/ai/features/enhancement.rb', line 9

def initialize(provider, config)
  @name = :enhancement
  @provider = provider
  @config = config
end

Instance Attribute Details

#config ⇒ Object (readonly)

Returns the value of attribute config.



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# File 'lib/rack/ai/features/enhancement.rb', line 7

def config
  @config
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/rack/ai/features/enhancement.rb', line 7

def name
  @name
end

#provider ⇒ Object (readonly)

Returns the value of attribute provider.



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# File 'lib/rack/ai/features/enhancement.rb', line 7

def provider
  @provider
end

Instance Method Details

#enabled? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rack/ai/features/enhancement.rb', line 15

def enabled?
  @config.feature_enabled?(:enhancement)
end

#process_request(env) ⇒ Object 



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# File 'lib/rack/ai/features/enhancement.rb', line 23

def process_request(env)
  return { processed: false, reason: "disabled" } unless enabled?

  # Enhancement is primarily a response-processing feature
  {
    feature: @name,
    timestamp: Time.now.iso8601,
    enhancement_ready: true
  }
end

#process_response(env, status, headers, body) ⇒ Object 



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# File 'lib/rack/ai/features/enhancement.rb', line 34

def process_response(env, status, headers, body)
  return { processed: false, reason: "disabled" } unless enabled?
  return { processed: false, reason: "non_success_status" } unless (200..299).include?(status)

  content_type = headers["Content-Type"] || ""
  return { processed: false, reason: "unsupported_content_type" } unless enhanceable_content?(content_type)

  # Extract content from response body
  content = extract_content(body)
  return { processed: false, reason: "no_content" } if content.empty?

  # Determine enhancement type based on content and request context
  enhancement_type = determine_enhancement_type(env, content_type, content)
  return { processed: false, reason: "no_enhancement_needed" } unless enhancement_type

  begin
    # Apply AI enhancement
    enhancement_result = @provider.enhance_content(content, enhancement_type)
    
    # Update response body if enhancement was successful
    if enhancement_result[:enhanced_content] && 
       enhancement_result[:enhanced_content] != content
      update_response_body(body, enhancement_result[:enhanced_content])
      headers["X-AI-Enhanced"] = "true"
      headers["X-AI-Enhancement-Type"] = enhancement_type.to_s
    end

    {
      enhancement_applied: true,
      enhancement_type: enhancement_type,
      original_length: content.length,
      enhanced_length: enhancement_result[:enhanced_content]&.length || content.length,
      improvement_ratio: calculate_improvement_ratio(content, enhancement_result[:enhanced_content]),
      feature: "#{@name}_response",
      timestamp: Time.now.iso8601
    }
  rescue => e
    Utils::Logger.warn("Content enhancement failed", error: e.message, enhancement_type: enhancement_type)
    {
      enhancement_applied: false,
      error: e.message,
      feature: "#{@name}_response",
      timestamp: Time.now.iso8601
    }
  end
end

#process_response? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rack/ai/features/enhancement.rb', line 19

def process_response?
  true
end